Initial commit

dcc/dcc/asgi.py

@@ -0,0 +1,16 @@
+"""
+ASGI config for dcc project.
+
+It exposes the ASGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.0/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'dcc.settings')
+
+application = get_asgi_application()

dcc/dcc/settings.py

@@ -0,0 +1,129 @@
+"""
+Django settings for dcc project.
+
+Generated by 'django-admin startproject' using Django 4.0.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.0/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/4.0/ref/settings/
+"""
+
+import os
+from pathlib import Path
+
+# Build paths inside the project like this: BASE_DIR / 'subdir'.
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/4.0/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = 'django-insecure-1fgtf05rwp0qp05@ef@a7%x#o+t6vk6063py=vhdmut0j!8s4u'
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+    'dcc',
+    'roster',
+]
+
+MIDDLEWARE = [
+    'django.middleware.security.SecurityMiddleware',
+    'django.contrib.sessions.middleware.SessionMiddleware',
+    'django.middleware.common.CommonMiddleware',
+    'django.middleware.csrf.CsrfViewMiddleware',
+    'django.contrib.auth.middleware.AuthenticationMiddleware',
+    'django.contrib.messages.middleware.MessageMiddleware',
+    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+]
+
+ROOT_URLCONF = 'dcc.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.debug',
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.contrib.messages.context_processors.messages',
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = 'dcc.wsgi.application'
+
+
+# Database
+# https://docs.djangoproject.com/en/4.0/ref/settings/#databases
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': BASE_DIR / 'db.sqlite3',
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/4.0/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
+    },
+]
+
+
+# Internationalization
+# https://docs.djangoproject.com/en/4.0/topics/i18n/
+
+LANGUAGE_CODE = 'en-us'
+
+TIME_ZONE = 'UTC'
+
+USE_I18N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/4.0/howto/static-files/
+
+STATIC_URL = 'static/'
+
+# Default primary key field type
+# https://docs.djangoproject.com/en/4.0/ref/settings/#default-auto-field
+
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
+
+MEDIA_URL = 'media/'
+MEDIA_ROOT = os.path.join(BASE_DIR, 'media')

dcc/dcc/urls.py

@@ -0,0 +1,23 @@
+"""dcc URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/4.0/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+from django.conf import settings
+from django.conf.urls.static import static
+from django.contrib import admin
+from django.urls import path
+
+urlpatterns = [
+    path('admin/', admin.site.urls),
+] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)

dcc/dcc/utils.py

@@ -0,0 +1,7 @@
+from django.utils.html import format_html
+
+
+def get_image_preview(url):
+    return format_html(
+        '<img src="%s" style="max-width: 150px; max-height: 150px;'
+        'background-color: #eee;" />' % url)

dcc/dcc/wsgi.py

@@ -0,0 +1,16 @@
+"""
+WSGI config for dcc project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.0/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'dcc.settings')
+
+application = get_wsgi_application()

dcc/manage.py

@@ -0,0 +1,22 @@
+#!/usr/bin/env python
+"""Django's command-line utility for administrative tasks."""
+import os
+import sys
+
+
+def main():
+    """Run administrative tasks."""
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'dcc.settings')
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
+    execute_from_command_line(sys.argv)
+
+
+if __name__ == '__main__':
+    main()

dcc/roster/admin.py

@@ -0,0 +1,33 @@
+from django.contrib import admin
+from roster.models import Cab, Decoder, Manufacturer
+
+
+@admin.register(Cab)
+class CabAdmin(admin.ModelAdmin):
+    readonly_fields = ('image_thumbnail', 'creation_time', 'updated_time',)
+    list_display = ('identifier', 'manufacturer', 'address')
+    list_filter = list_display
+    search_fields = list_display
+
+    fieldsets = (
+        (None, {
+            'fields': ('identifier',
+                       'address',
+                       'manufacturer',
+                       'decoder',
+                       'epoch',
+                       'production_year',
+                       'purchase_date',
+                       'image',
+                       'image_thumbnail',
+                       'notes')
+        }),
+        ('Audit', {
+            'classes': ('collapse',),
+            'fields': ('creation_time', 'updated_time',)
+        }),
+    )
+
+
+admin.site.register(Decoder)
+admin.site.register(Manufacturer)

dcc/roster/apps.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class RosterConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'roster'

dcc/roster/migrations/0001_initial.py

@@ -0,0 +1,37 @@
+# Generated by Django 4.0 on 2021-12-15 22:16
+
+from django.db import migrations, models
+import django.db.models.deletion
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Manufacturer',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=128, unique=True)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Cab',
+            fields=[
+                ('uuid', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                ('identifier', models.CharField(max_length=128)),
+                ('address', models.SmallIntegerField(default=3)),
+                ('creation_time', models.DateTimeField(auto_now_add=True)),
+                ('updated_time', models.DateTimeField(auto_now=True)),
+                ('manufacturer', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='roster.manufacturer')),
+            ],
+            options={
+                'ordering': ['address', 'identifier'],
+            },
+        ),
+    ]

dcc/roster/migrations/0002_cab_notes_cab_production_date_cab_production_year.py

@@ -0,0 +1,28 @@
+# Generated by Django 4.0 on 2021-12-15 22:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('roster', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='cab',
+            name='notes',
+            field=models.TextField(blank=True),
+        ),
+        migrations.AddField(
+            model_name='cab',
+            name='production_date',
+            field=models.SmallIntegerField(null=True),
+        ),
+        migrations.AddField(
+            model_name='cab',
+            name='production_year',
+            field=models.SmallIntegerField(null=True),
+        ),
+    ]

dcc/roster/migrations/0003_remove_cab_production_date_cab_purchase_date.py

@@ -0,0 +1,22 @@
+# Generated by Django 4.0 on 2021-12-15 22:27
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('roster', '0002_cab_notes_cab_production_date_cab_production_year'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='cab',
+            name='production_date',
+        ),
+        migrations.AddField(
+            model_name='cab',
+            name='purchase_date',
+            field=models.DateField(null=True),
+        ),
+    ]

dcc/roster/migrations/0004_alter_cab_manufacturer_alter_cab_production_year_and_more.py

@@ -0,0 +1,29 @@
+# Generated by Django 4.0 on 2021-12-15 22:28
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('roster', '0003_remove_cab_production_date_cab_purchase_date'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='cab',
+            name='manufacturer',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='roster.manufacturer'),
+        ),
+        migrations.AlterField(
+            model_name='cab',
+            name='production_year',
+            field=models.SmallIntegerField(blank=True, null=True),
+        ),
+        migrations.AlterField(
+            model_name='cab',
+            name='purchase_date',
+            field=models.DateField(blank=True, null=True),
+        ),
+    ]

dcc/roster/migrations/0005_alter_cab_manufacturer.py

@@ -0,0 +1,19 @@
+# Generated by Django 4.0 on 2021-12-15 22:29
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('roster', '0004_alter_cab_manufacturer_alter_cab_production_year_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='cab',
+            name='manufacturer',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='roster.manufacturer'),
+        ),
+    ]

dcc/roster/migrations/0006_cab_image.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.0 on 2021-12-15 22:32
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('roster', '0005_alter_cab_manufacturer'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='cab',
+            name='image',
+            field=models.ImageField(blank=True, upload_to=''),
+        ),
+    ]

dcc/roster/migrations/0007_alter_cab_image.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.0 on 2021-12-15 22:43
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('roster', '0006_cab_image'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='cab',
+            name='image',
+            field=models.ImageField(blank=True, null=True, upload_to='images/'),
+        ),
+    ]

dcc/roster/migrations/0008_cab_epoch.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.0 on 2021-12-15 23:05
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('roster', '0007_alter_cab_image'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='cab',
+            name='epoch',
+            field=models.CharField(blank=True, max_length=32),
+        ),
+    ]

dcc/roster/migrations/0009_cab_decoder_manufacturer_cab_decoder_model_and_more.py

@@ -0,0 +1,29 @@
+# Generated by Django 4.0 on 2021-12-16 09:11
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('roster', '0008_cab_epoch'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='cab',
+            name='decoder_manufacturer',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='%(class)s_decoder', to='roster.manufacturer'),
+        ),
+        migrations.AddField(
+            model_name='cab',
+            name='decoder_model',
+            field=models.CharField(blank=True, max_length=128),
+        ),
+        migrations.AlterField(
+            model_name='cab',
+            name='manufacturer',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='%(class)s_manufacturer', to='roster.manufacturer'),
+        ),
+    ]

dcc/roster/migrations/0010_remove_cab_decoder_manufacturer_and_more.py

@@ -0,0 +1,31 @@
+# Generated by Django 4.0 on 2021-12-16 09:15
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('roster', '0009_cab_decoder_manufacturer_cab_decoder_model_and_more'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='cab',
+            name='decoder_manufacturer',
+        ),
+        migrations.AlterField(
+            model_name='cab',
+            name='manufacturer',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='roster.manufacturer'),
+        ),
+        migrations.CreateModel(
+            name='Decoder',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=128, unique=True)),
+                ('manufacturer', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='roster.manufacturer')),
+            ],
+        ),
+    ]

dcc/roster/migrations/0011_remove_cab_decoder_model_cab_decoder.py

@@ -0,0 +1,23 @@
+# Generated by Django 4.0 on 2021-12-16 09:18
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('roster', '0010_remove_cab_decoder_manufacturer_and_more'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='cab',
+            name='decoder_model',
+        ),
+        migrations.AddField(
+            model_name='cab',
+            name='decoder',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='roster.decoder'),
+        ),
+    ]

dcc/roster/models.py

@@ -0,0 +1,82 @@
+from uuid import uuid4
+from django.db import models
+# from django.core.files.storage import FileSystemStorage
+# from django.dispatch import receiver
+
+from dcc.utils import get_image_preview
+
+
+# class OverwriteMixin(FileSystemStorage):
+#     def get_available_name(self, name, max_length):
+#         self.delete(name)
+#         return name
+
+
+class Manufacturer(models.Model):
+    name = models.CharField(max_length=128, unique=True)
+
+    def __str__(self):
+        return self.name
+
+
+class Company(models.Model):
+    name = models.CharField(max_length=128, unique=True)
+    country = models.CharField(max_length=128, unique=True)
+
+    def __str__(self):
+        return self.name
+
+
+
+class Decoder(models.Model):
+    name = models.CharField(max_length=128, unique=True)
+    manufacturer = models.ForeignKey(
+        Manufacturer,
+        on_delete=models.CASCADE)
+
+    def __str__(self):
+        return "{0} - {1}".format(self.manufacturer, self.name)
+
+
+class Cab(models.Model):
+    uuid = models.UUIDField(
+        primary_key=True, default=uuid4,
+        editable=False)
+    identifier = models.CharField(max_length=128, unique=False)
+    address = models.SmallIntegerField(default=3)
+    manufacturer = models.ForeignKey(
+        Manufacturer, on_delete=models.CASCADE,
+        null=True, blank=True)
+    decoder = models.ForeignKey(
+        Decoder, on_delete=models.CASCADE,
+        null=True, blank=True)
+    epoch = models.CharField(max_length=32, blank=True)
+    production_year = models.SmallIntegerField(null=True, blank=True)
+    purchase_date = models.DateField(null=True, blank=True)
+
+    image = models.ImageField(
+        upload_to='images/',
+        null=True,
+        blank=True)
+    notes = models.TextField(blank=True)
+
+    creation_time = models.DateTimeField(auto_now_add=True)
+    updated_time = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        ordering = ['address', 'identifier']
+
+    def __str__(self):
+        return "{0} {1}".format(self.manufacturer, self.identifier)
+
+    def image_thumbnail(self):
+        return get_image_preview(self.image.url)
+    image_thumbnail.short_description = "Preview"
+
+
+# @receiver(models.signals.post_delete, sender=Cab)
+# def post_save_image(sender, instance, *args, **kwargs):
+#     try:
+#         instance.image.delete(save=False)
+#     except Exception:
+#         pass

dcc/roster/tests.py

@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.

dcc/roster/views.py

@@ -0,0 +1,3 @@
+from django.shortcuts import render
+
+# Create your views here.

requirements-dev.txt

@@ -0,0 +1,6 @@
+pip-review
+pdbpp
+ipython
+flake8
+pyinstrument
+django-debug-toolbar

requirements.txt

@@ -0,0 +1,8 @@
+pytz
+Django
+djangorestframework
+django-health-check
+# psycopg2-binary
+paho-mqtt
+# asyncio-mqtt
+# PyYAML